10 



W. H. Ashmead. — Classification of the f ossorial, predaceous, and par- 

 asitic wasps, or the superf amily Vespoidea. <Can. Entorn. , 1900, 

 pp. 145-155, 185-188; etc. 



W. J. Fox. — A proposed classification of the fossorial Hymenoptera 

 of North America. <Proc. Acad. Nat. Sci. Phila., 1894, pp. 292- 

 307. 



III.— MONOGRAPHS AND SYNOPSES. 



TENTHREDINID.E AND UROCERID^. 



Edward Norton. — Catalogue of the described Tenthredinidse and 

 Uroceridse of North America. <Trans. Amer. Entom. Soc. , Vol. 

 I, 1867, pp. 31-84 and 193-280; Vol. II, 1868-69, pp. 211-242 and 

 321-367. 



Gives synoptic tables of genera and species of both families; the TJrocerid?e 

 are treated in Vol. II, pp. 349-367. 



E. T. Cresson. — Catalogue of the Tenthredinida? and UroceridsB of 

 North America, <Trans. Amer. Entom. Soc, Vol. VIII, 1880, 

 pp. 53-68. 



A synonymical reference list of the species; the Uroceridge are treated on 

 pp. 66-67. 



Peter Cameron. — Monograph of the British Phytophagous Hymen- 

 optera. 2 vols. London, 1882-1885. 



Contains an arrangement of the subfamilies and genera of Tenthredinidse, 

 which has been reproduced by Cresson in his general work of classifica- 

 tion. 



C. L. Marlatt. — Revision of the Nematinas of North America, a sub- 

 family of leaf -feeding Hymenoptera of the family Tenthredinidse. 

 <Technical Series No. 3, Div. Entom., XL S. Dept. Agric, 1896, 

 pp. 135. 



A. D. MacGillivray. — New species of Tenthredinidse, with table of 

 species of Strongylogaster and Monoctenus. <Can. Entom. , 1894, 

 pp. 324-328. 



cynipid^. 



C. R. Osten Saoken.' — On the Cynipidae of the North American oaks 

 and their galls. <Proc. Entom. Soc, Phila., Vol. I, 1861-1863, 

 pp. 47-72; additions and corrections, 1. c, pp. 241-259. 



C. R. Osten Sacken. — Contributions to the natural history of the Cy- 

 nipidae of the United States. <Proc, Entom. Soc. Phila. , Vol. II, 

 1863-1864, pp. 33-49; Vol. IV, 1865, pp. 331-380; Trans. Amer. 

 Entom. Soc, Vol. Ill, 1870-1871, pp. 54-64. 



Continuation of the foregoing paper, both containing valuable contributions 

 to the classification of genera and species. 



